1,1-dimethylethyl (2S)-cyclohexyl-({[3-{[({2,6-dichloro-4-[(trifluoromethyl)oxy]phenyl}amino)carbonyl]amino}-4'-(methyloxy)-4-biphenylyl]carbonyl}amino)ethanoate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
以25%的产率得到(2S)-cyclohexyl-({[3-{[({2,6-dichloro-4-[(trifluoromethyl)oxy]phenyl}amino)carbonyl]amino}-4'-(methyloxy)-4-biphenylyl]carbonyl}amino)ethanoic acid